Foldable chair and associated cushion adjusting apparatus
OwnerJohn M. Lindleyinventor
Life of this patent
Estimating the term…
Abstract
In association with a foldable chair having retractable back and seat cushions for storage purposes, means are provided for elevating the cushions for use, after the chairs have been unfolded and arranged in rows.
Claims9
In combination, a folding chair including a seat comprising a frame having a floor, a cushion assembly including a cushion and cushion support telescoping with said frame to provide for a retractable cushion assembly, means normally urging said cushion assembly to its retracted position with respect to said seat frame, spring means between the floor of said frame and said cushion support and in a lowered position when said cushion assembly is in its retracted position, and means for elevating said spring means against said cushion support to elevate said cushion assembly from its retracted position, said means for elevating said spring means including a slide bar resting on the floor of said frame and directed toward the front of said frame, means for guiding movement of said slide bar toward and away from the front of said frame, a support for said spring means, said support being connected to that end of said slide bar facing toward the rear of said frame and adapted to move with said slide bar, means for anchoring said spring means to said spring means support, whereby said spring means will move with said slide bar and support, and means responsive to movement of said slide bar toward the front of said frame for raising said spring means into pressure engagement with said cushion support to elevate said cushion to its normally usable position.
For use in elevating the retracted cushion assembly of a chair seat involving a frame having a floor, a cushion assembly including a cushion and cushion seat telescoping with such frame to provide for such retractable cushion assembly, means for normally urging such cushion assembly to its retracted position with respect to such seat frame, and means including a slide bar for elevating the cushion assembly;
- a tool assembly for actuating such slide bar, said tool assembly comprising a tool adapted to engage such slide bar within such seat, and means for withdrawing said tool at the will of an operator, said means including a stand adapted for movement between rows of such chairs, a flexible arm having one end attached to said stand with said tool attached to the other end, said flexible arm having a contractable section, a cable carried within said flexible arm and connected at one end to said tool, a motor carried by said stand, and means responsive to energization of said motor for pulling on said cable to withdraw said tool while in engagement with such slide bar.
Dependencies are inferred from the claim text.